2006 BMW 325 vs. 2007 BMW M3
To start off, 2007 BMW M3 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 325. In addition, the cost of maintenance, including insurance, on 2006 BMW 325 would be higher. At 3,245 cc (6 cylinders), 2007 BMW M3 is equipped with a bigger engine. In terms of performance, 2007 BMW M3 (338 HP @ 7900 RPM) has 123 more horse power than 2006 BMW 325. (215 HP @ 6250 RPM) In normal driving conditions, 2007 BMW M3 should accelerate faster than 2006 BMW 325.
Let's talk about torque, 2007 BMW M3 (365 Nm @ 4900 RPM) has 114 more torque (in Nm) than 2006 BMW 325. (251 Nm @ 2750 RPM). This means 2007 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325.
Compare all specifications:
| 2006 BMW 325 | 2007 BMW M3 | |
| Make | BMW | BMW |
| Model | 325 | M3 |
| Year Released | 2006 | 2007 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2997 cc | 3245 cc |
| Horse Power | 215 HP | 338 HP |
| Engine RPM | 6250 RPM | 7900 RPM |
| Torque | 251 Nm | 365 Nm |
| Torque RPM | 2750 RPM | 4900 RPM |
| Engine Bore Size | 85.1 mm | 87 mm |
| Engine Stroke Size | 87.9 mm | 91 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4530 mm | 4500 mm |
| Vehicle Width | 1820 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2740 mm |
| Fuel Consumption | 8.4 L/100km | 10.2 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 12.1 L/100km |
| Fuel Tank Capacity | 61 L | 63 L |
